code: def cpp_actor_class(create_function_name: str, class_name: str):
      """Define a Cpp actor class.
  
      Args:
          create_function_name: Create cpp class function name.
          class_name: Cpp class name.
      """
      from ray.actor import ActorClass
  
      print(
          "create func=",
          create_function_name,
          "class_name=",
          class_name,
      )
      return ActorClass._ray_from_function_descriptor(
          Language.CPP,
          CppFunctionDescriptor(
              create_function_name, "PYTHON", class_name
          ),
          {},
      )
  
file_path: ray/python/ray/cross_language.py
imports: from __future__ import absolute_import, division, print_function
  from ray import Language
  from ray._raylet import CppFunctionDescriptor, JavaFunctionDescriptor
  from ray.util.annotations import PublicAPI
label_desc: Use image node_id 4 for calling a global function with example usage: cpp_actor_class(create_function_name, class_name) and returns: ActorClass